PatentBrief

Inventor

Martin E. Hellman

Patents indexed

1

Year range

1980

Associated with

Years active

1980

Total patents

1

Most recent

1980

Frequent collaborator

Bailey W. Diffie

Domains

cryptographyinternet-securitye-commerceprivacymathematics

Activity by decade

1980s
1

Patents

1

US 4200770·1980·Leland Stanford Junior University

The Math That Makes Every HTTPS Connection Secure

Whitfield Diffie, Martin Hellman, and Ralph Merkle's 1980 Stanford patent describes public-key cryptography — the breakthrough that enables two strangers to establish a shared secret over an insecure channel, making secure internet communication possible.